* Changed link to Effective Thinking Through Mathematics course in extras * Delete .DS_Store Co-authored-by: Jonathan Hustad <jonathanhustad@Jonathans-iMac.lan> Co-authored-by: waciumawanjohi <waciumawanjohi@users.noreply.github.com>
* Changed link to Effective Thinking Through Mathematics course in extras * Delete .DS_Store Co-authored-by: Jonathan Hustad <jonathanhustad@Jonathans-iMac.lan> Co-authored-by: waciumawanjohi <waciumawanjohi@users.noreply.github.com>